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Finding the Third Proportional to 57,504 and 79,183.50

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Solution

The third proportional to 57,504 and 79,183.50 is: 109,036.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,504 : 79,183.50 = 79,183.50 : x
  2. Step 2: Convert to fraction form
    57,504/79,183.50 = 79,183.50/x
  3. Step 3: Cross multiply
    57,504x = 79,183.50 × 79,183.50
  4. Step 4: Simplify right side
    57,504x = 6,270,026,672.25
  5. Step 5: Solve for x
    x = 6,270,026,672.25/57,504
  6. Step 6: Final answer
    x = 109,036.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.